Happy St Saint Patrick's Day T Shirt T-Shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat Happy St Saint Patrick's Day T Shirt tee green TShirt Tee Shirt T-Shirt Tees for men women teen boys girls kids Lightweight, Classic fit, Double-needle sleeve and bottom hem